/**
 * Copyright 2020 the original author, Lin Tang
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github;

/**
 * com.github.Generator interface.
 *
 * @author Lin Tang
 */
public interface Generator {

    /**
     * Returns a global unique identity using <code>SnowFlake</code> algorithm
     * proposed by Twitter.
     *
     * @return a global unique identity
     */
    long nextId();

}
